Home / 39,288.84-54,214.16-23,155.10

Finding the Fourth Proportional to 39,288.84, 54,214.16 and 23,155.10

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Solution

The fourth proportional to 39,288.84, 54,214.16 and 23,155.10 is: 31,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,288.84 : 54,214.16 = 23,155.10 : x
  2. Step 2: Convert to fraction form
    39,288.84/54,214.16 = 23,155.10/x
  3. Step 3: Cross multiply
    39,288.84x = 54,214.16 × 23,155.10
  4. Step 4: Simplify right side
    39,288.84x = 1,255,334,296.22
  5. Step 5: Solve for x
    x = 1,255,334,296.22/39,288.84
  6. Step 6: Final answer
    x = 31,951.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.